package com.gwl.concurrent;

public class LiftOff implements Runnable {

	protected int countDown = 10;  //Default
	private static int taskCount = 0; 
	private final int id = taskCount++; 
	public LiftOff() {} 
	public LiftOff(int countDown) { 
		this.countDown = countDown; 
	} 
	public String status() { 
		return "#" + id + "(" + 
			(countDown > 0? countDown: "LiftOff!") + "), "; 
	}
	
	@Override
	public void run() {
		while(countDown-- > 0) { 
			System.out.print(status()); 
			Thread.yield(); 
		}
	}

}
